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[PATCH V2 10/13] media: stv0299: use time_is_before_jiffies() instead of jiffies judgment



From: Wang Qing <wangqing@xxxxxxxx>

It is better to use time_xxx() directly instead of jiffies judgment
for understanding.

Signed-off-by: Wang Qing <wangqing@xxxxxxxx>
---
 drivers/media/dvb-frontends/stv0299.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/dvb-frontends/stv0299.c 
b/drivers/media/dvb-frontends/stv0299.c
index 421395e..867ae04
--- a/drivers/media/dvb-frontends/stv0299.c
+++ b/drivers/media/dvb-frontends/stv0299.c
@@ -183,7 +183,7 @@ static int stv0299_wait_diseqc_fifo (struct stv0299_state* 
state, int timeout)
        dprintk ("%s\n", __func__);
 
        while (stv0299_readreg(state, 0x0a) & 1) {
-               if (jiffies - start > timeout) {
+               if (time_is_before_jiffies(start + timeout)) {
                        dprintk ("%s: timeout!!\n", __func__);
                        return -ETIMEDOUT;
                }
@@ -200,7 +200,7 @@ static int stv0299_wait_diseqc_idle (struct stv0299_state* 
state, int timeout)
        dprintk ("%s\n", __func__);
 
        while ((stv0299_readreg(state, 0x0a) & 3) != 2 ) {
-               if (jiffies - start > timeout) {
+               if (time_is_before_jiffies(start + timeout)) {
                        dprintk ("%s: timeout!!\n", __func__);
                        return -ETIMEDOUT;
                }
-- 
2.7.4




 


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